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Issue 101463008: [NOT FOR REVIEW][PPAPI] Implement MediaStreamVideoTrack pepper API (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@lkgr
Patch Set: Update Created 6 years, 11 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 // From ppb_url_loader.idl modified Wed Apr 17 11:16:00 2013.
6
7 #include <string.h>
8
9 #include "ppapi/c/pp_completion_callback.h"
10 #include "ppapi/c/pp_errors.h"
11 #include "ppapi/c/ppb_media_stream_video_track.h"
12 #include "ppapi/shared_impl/tracked_callback.h"
13 #include "ppapi/thunk/enter.h"
14 #include "ppapi/thunk/ppb_media_stream_video_track_api.h"
15 #include "ppapi/thunk/thunk.h"
16
17 namespace ppapi {
18 namespace thunk {
19
20 namespace {
21
22 PP_Bool IsMediaStreamVideoTrack(PP_Resource resource) {
23 VLOG(4) << "PPB_MediaStreamVideoTrack::IsVideoFrame()";
24 EnterResource<PPB_MediaStreamVideoTrack_API> enter(resource, false);
25 return PP_FromBool(enter.succeeded());
26 }
27
28 int32_t Configure(PP_Resource video_track, uint32_t max_buffered_frames) {
29 VLOG(4) << "PPB_MediaStreamVideoTrack::Configure()";
30 EnterResource<PPB_MediaStreamVideoTrack_API> enter(video_track, true);
31 if (enter.failed())
32 return enter.retval();
33 return enter.object()->Configure(max_buffered_frames);
34 }
35
36 struct PP_Var GetId(PP_Resource video_track) {
37 VLOG(4) << "PPB_MediaStreamVideoTrack::GetId()";
38 EnterResource<PPB_MediaStreamVideoTrack_API> enter(video_track, true);
39 if (enter.failed())
40 return PP_MakeNull();
41 return enter.object()->GetId();
42 }
43
44 PP_Bool HasEnded(PP_Resource video_track) {
45 VLOG(4) << "PPB_MediaStreamVideoTrack::HasEnded()";
46 EnterResource<PPB_MediaStreamVideoTrack_API> enter(video_track, true);
47 if (enter.failed())
48 return PP_TRUE;
49 return enter.object()->HasEnded();
50 }
51
52 int32_t GetFrame(PP_Resource video_track,
53 PP_Resource* frame,
54 struct PP_CompletionCallback callback) {
55 VLOG(4) << "PPB_MediaStreamVideoTrack::GetFrame()";
56 EnterResource<PPB_MediaStreamVideoTrack_API> enter(video_track, callback,
57 true);
58 if (enter.failed())
59 return enter.retval();
60 return enter.SetResult(enter.object()->GetFrame(frame, enter.callback()));
61 }
62
63 int32_t RecycleFrame(PP_Resource video_track, PP_Resource frame) {
64 VLOG(4) << "PPB_MediaStreamVideoTrack::RecycleFrame()";
65 EnterResource<PPB_MediaStreamVideoTrack_API> enter(video_track, true);
66 if (enter.failed())
67 return enter.retval();
68 return enter.object()->RecycleFrame(frame);
69 }
70
71 void Close(PP_Resource video_track) {
72 VLOG(4) << "PPB_MediaStreamVideoTrack::Close()";
73 EnterResource<PPB_MediaStreamVideoTrack_API> enter(video_track, true);
74 if (enter.failed())
75 return;
76 enter.object()->Close();
77 }
78
79 const PPB_MediaStreamVideoTrack_0_1 g_ppb_media_stream_video_track_0_1 = {
80 &IsMediaStreamVideoTrack,
81 &Configure,
82 &GetId,
83 &HasEnded,
84 &GetFrame,
85 &RecycleFrame,
86 &Close
87 };
88
89 } // namespace
90
91 const PPB_MediaStreamVideoTrack_0_1* GetPPB_MediaStreamVideoTrack_0_1_Thunk() {
92 return &g_ppb_media_stream_video_track_0_1;
93 }
94
95 } // namespace thunk
96 } // namespace ppapi
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